Home / 92,028.19-126,990.15-53,796.70

Finding the Fourth Proportional to 92,028.19, 126,990.15 and 53,796.70

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Solution

The fourth proportional to 92,028.19, 126,990.15 and 53,796.70 is: 74,234.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,028.19 : 126,990.15 = 53,796.70 : x
  2. Step 2: Convert to fraction form
    92,028.19/126,990.15 = 53,796.70/x
  3. Step 3: Cross multiply
    92,028.19x = 126,990.15 × 53,796.70
  4. Step 4: Simplify right side
    92,028.19x = 6,831,651,002.51
  5. Step 5: Solve for x
    x = 6,831,651,002.51/92,028.19
  6. Step 6: Final answer
    x = 74,234.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.